Did you know?

Click any word in a definition or example to find the entry for that word

lead time

 - definition

What are red words?

90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.



The thesaurus of synonyms and related words is fully integrated into the dictionary entries. Click on the T button in an entry to review the synonyms and related words for that meaning.

noun [countable/uncountable] lead time pronunciation in British English /ˈliːd ˌtaɪm/ 
Word Forms
singularlead time
plurallead times
  1. the time between planning something and starting to do it

    Local firms learned how to reduce lead time by 75–95% while still reducing costs.


a video advertisement that appears immediately before an online video

BuzzWord Article

Open Dictionary

breakfast rave

a rave … that takes place early in the morning and where there is no alcohol or drugs …

add a word


A must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today.

global English and language change from our blog